Display panel and spliced display

Abstract

A display panel and a spliced display are provided. The display panel includes a substrate, a plurality of light-emitting elements, a driving circuit, and an optical sensor. The substrate includes a through hole, and the through hole includes a hole. The plurality of the light-emitting elements are disposed on the substrate. The through hole is located in a region between two of the plurality of the light-emitting elements. The driving circuit is disposed on the substrate and electrically connected to the plurality of the light-emitting elements. The optical sensor is disposed corresponding to the through hole and receives sensing light through the hole. The width W of the hole meets the equation of H≤W<D. H is the depth of the hole, and D is the distance between the two of the plurality of the light-emitting elements.

What is claimed is: 
     
       1. A display panel, comprising:
 a substrate comprising a through hole, wherein the through hole comprises a hole; 
 a plurality of light-emitting elements disposed on the substrate, wherein the through hole is located in a region between two of the plurality of the light-emitting elements; 
 a driving circuit disposed on the substrate and electrically connected to the plurality of the light-emitting elements; and 
 an optical sensor disposed corresponding to the through hole and receiving sensing light through the hole; 
 wherein a width W of the hole meets a following equation:
     H≤W<D,    
 
 wherein H is a depth of the hole, and D is a distance between the two of the plurality of the light-emitting elements. 
 
     
     
       2. The display panel according to  claim 1 , wherein the two of the plurality of the light-emitting elements are adjacent light-emitting elements in a diagonal direction. 
     
     
       3. The display panel according to  claim 1 , wherein the two of the plurality of the light-emitting elements are adjacent light-emitting elements in a horizontal direction. 
     
     
       4. The display panel according to  claim 1 , wherein the two of the plurality of the light-emitting elements are adjacent light-emitting elements in a vertical direction. 
     
     
       5. The display panel according to  claim 1 , wherein the optical sensor is a camera module. 
     
     
       6. The display panel according to  claim 1 , wherein a width of a housing of the optical sensor is greater than a distance D between the two of the plurality of the light-emitting elements, the through hole further comprises a part where the optical sensor is disposed, the optical sensor is disposed in the part where the optical sensor is disposed, and the hole exposes the optical sensor. 
     
     
       7. The display panel according to  claim 6 , wherein H is greater than zero. 
     
     
       8. The display panel according to  claim 7 , wherein a viewing angle θ of the optical sensor meets a following equation:
   180−[2×tan −1 ( H/D )].
 
 
     
     
       9. The display panel according to  claim 1 , wherein a width of a housing of the optical sensor is less than a distance D between the two of the plurality of the light-emitting elements, the through hole further comprises a part where the optical sensor is disposed, the optical sensor is disposed in the part where the optical sensor is disposed, and the hole exposes the optical sensor. 
     
     
       10. The display panel according to  claim 9 , wherein H is zero. 
     
     
       11. A spliced display, comprising at least two display panels of  claim 1 . 
     
     
       12. The spliced display according to  claim 11 , wherein the two of the plurality of the light-emitting elements are adjacent light-emitting elements in a diagonal direction. 
     
     
       13. The spliced display according to  claim 11 , wherein the two of the plurality of the light-emitting elements are adjacent light-emitting elements in a horizontal direction. 
     
     
       14. The spliced display according to  claim 11 , wherein the two of the plurality of the light-emitting elements are adjacent light-emitting elements in a vertical direction. 
     
     
       15. The spliced display according to  claim 11 , wherein the optical sensor is a camera module. 
     
     
       16. The spliced display according to  claim 11 , wherein a width of a housing of the optical sensor is greater than a distance D between the two of the plurality of the light-emitting elements, the through hole further comprises a part where the optical sensor is disposed, the optical sensor is disposed in the part where the optical sensor is disposed, and the hole exposes the optical sensor. 
     
     
       17. The spliced display according to  claim 16 , wherein H is greater than zero. 
     
     
       18. The spliced display according to  claim 17 , wherein a viewing angle θ of the optical sensor meets a following equation:
   180−[2×tan −1 ( H/D )].
 
 
     
     
       19. The spliced display according to  claim 11 , wherein a width of a housing of the optical sensor is less than a distance D between the two of the plurality of the light-emitting elements, the through hole further comprises a part where the optical sensor is disposed, the optical sensor is disposed in the part where the optical sensor is disposed, and the hole exposes the optical sensor. 
     
     
       20. The spliced display according to  claim 19 , wherein H is zero.